# DUKA Smart App vs Niko detector tool

DUKA Smart App and Niko detector tool are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | DUKA Smart App | Niko detector tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 145 MB | 202 MB |
| Requires iOS | **13.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DUKA Ventilation](https://appshunter.io/developer/1354423126) | [Niko n.v.](https://appshunter.io/developer/441504490) |

## What reviewers say

### DUKA Smart App

[App page](https://appshunter.io/ios/app/duka-smart-app/id1354423127)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Niko detector tool

[App page](https://appshunter.io/ios/app/niko-detector-tool/id1523047724)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DUKA Smart App free?

DUKA Smart App is free to download, with no in-app purchases.

### Is Niko detector tool free?

Niko detector tool is free to download, with no in-app purchases.

### Do DUKA Smart App or Niko detector tool have ads?

Neither DUKA Smart App nor Niko detector tool shows ads.

### Which is updated more often, DUKA Smart App or Niko detector tool?

DUKA Smart App ships an update every 3 months, and Niko detector tool every 3 months. Most recently, DUKA Smart App was updated on November 2, 2026 and Niko detector tool on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*